the rock shows possible evidence that wet environments may have existed there. >>> there is a new u.s. commander at the helm of u.s. investigate evers to afghanistan. he is to oversee the withdraw of troops. despite the change in command the goal of the coalition forces is still the same. >> what has not changed is the discipline and the spirit of the team. what has not changed the that the growing capability of our afghan partners, the afghan national security forces. >> he replaces general john allen who has been nominated to become the head of nato forces in europe. allen was recently exonerated in an investigation of questionable e-mail exchanges with a florida woman led to the sink scandal that led petraeus to resign. >>> dick cheney believes president obama is jeopardizing national security. he spoke to a republican state convention yesterday in wyoming. he told the crowd that the nominations are second rate people. the choices for secretary of state, cia, and defense secretary will degrade the military and limit the ability of future presidents to respond to foreign crisis. >>>